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MEDIUM · 6.0

CVE-2025-27735

Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.

Vulnerability Description

Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.

CVSS Score

6.0

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
MicrosoftWindows 10 1507< 10.0.10240.20978
MicrosoftWindows 10 1607< 10.0.14393.7969
MicrosoftWindows 10 1809< 10.0.17763.7136
MicrosoftWindows 10 21H2< 10.0.19044.5737
MicrosoftWindows 10 22H2< 10.0.19045.5737
MicrosoftWindows 11 22H2< 10.0.22621.5189
MicrosoftWindows 11 23H2< 10.0.22631.5189
MicrosoftWindows 11 24H2< 10.0.26100.3775
MicrosoftWindows Server 2016< 10.0.14393.7969
MicrosoftWindows Server 2019< 10.0.17763.7136
MicrosoftWindows Server 2022< 10.0.20348.3453
MicrosoftWindows Server 2022 23H2< 10.0.25398.1551
MicrosoftWindows Server 2025< 10.0.26100.3775

Related Weaknesses (CWE)

CWE-345

References

FAQ

What is CVE-2025-27735?

CVE-2025-27735 is a vulnerability with a CVSS score of 6.0 (MEDIUM). Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.

How severe is CVE-2025-27735?

CVE-2025-27735 has been rated MEDIUM with a CVSS base score of 6.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-27735?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2.